| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Trigonocercella acuta was named by Hintze (1953) [Paratypes: 26225-9 (AMNH).]. Its type specimen is 26224 (AMNH), a cephalon/head (cranidium), and it is a 3D body fossil. It is the type species of Trigonocercella.
Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Trigonocercella acuta Hintze p. 239 figs. Pl. 11, figs. 1a-d |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Trigonocercella acuta Hintze 1953
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004, Hendy et al. 2009 | |||||
Age range: Blackhillsian or 475.30000 to 471.30000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Blackhillsian | USA (Utah) | Trigonocercella acuta (63810 63839) |